There are 3 main components to the systems implementation process which are or

There are 3 main components to the systems implementation process which are organizing the team determining project scope and expectations and establishing
a project plan. Each component is beneficial to the process and should not be completed without including all components. Say for instance we begin with
organizing the team component and include all members (Project Manager Sponsors and Champions and IT resources) but forget to include the users. What impacts
to the project can happen without including the users into the initial discussions? What impacts are there if any of the project team is left out?